what does smtp error 510 indicates?

 

The error 501 indicates bad email address.

If the email was addressed internally, it means the address, as written in mails To,CC or BCC fields does not exist in your organization email system.

If the email was addressed externally, then the recepient email address was misspelt.

  • 17 Uživatelům pomohlo
Byla tato odpověď nápomocná?

Související články

How to reduce spam?

                 If you...

Why I receive bounced mails which I have not sent?

  This problem is caused by spammers using a fake email address pretending to be ours. Most...

Why email server is blacklisted?

       If you receive a bounced back email  saying that the ipaddress...

why an email sent from a sender is not received by you?

          If you did not receive the email send from a...

Why the sender receiving bounced back messages saying my mailbox is full?

           This issue occurs when the  account's...